Food preserver



FIG. 1 is a front top perspective view of a food preserver showing our new design;

FIG. 2 is a front bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

The broken line showing of the holes in the food preserver forms no part of the claimed design. The broken line showing of the circular regions and dividers therebetween on the bottom surface forms no part of the claimed design. 

CLAIM The ornamental design for a food preserver, as shown and described. 